#! /bin/bash
set -e

. "@builddir@/grub-core/modinfo.sh"

# OpenBIOS on sparc64 doesn't implement RTC
# mipsel-arc QEMU emulated RTC doesn't play well with firmware
if [ "${grub_modinfo_target_cpu}-${grub_modinfo_platform}" = sparc64-ieee1275 ] || [ "${grub_modinfo_target_cpu}-${grub_modinfo_platform}" = mipsel-arc ]; then
    exit 0
fi

pdt="$(date -u +%s)"
dt=`echo date | @builddir@/grub-shell`
dtg="$(date -u -d "$dt" +%s)"
ndt="$(date -u +%s)"

if [ $pdt -le $dtg ] && [ $dtg -le $ndt ]; then
    exit 0;
fi
echo "Date not in range: $pdt <= $dtg <= $ndt"
exit 1